**System Information**
Windows 8.1, Nvidia GTX 670.
**Blender Version**
Test with Blender 2.74 (000dfc0) steam version and 2.75 testbuild (148ed4e).
**Short description of error**
With instance groups, shader don't use rotation to my empty object.
**Exact steps for others to reproduce the error**
File test https://mega.nz/#F!TAkwRIxa!IrMfpjSV9syLntMSrJK1HQ
Opening file "scene_rendering" and rotate object "Tapis_de_table". Mesh turn, but not the texture.
{F178736}